gl_NumWorkGroups(3) contains the number of workgroups that have been dispatched to a compute shader

DECLARATION

in uvec3 gl_NumWorkGroups ;.SH "DESCRIPTION"

In the compute language, gl_NumWorkGroups contains the total number of work groups that will execute the compute shader. The components of gl_NumWorkGroups are equal to the num_groups_x, num_groups_y, and num_groups_z parameters passed to the glDispatchCompute command.

VERSION SUPPORT

OpenGL Shading Language Version
Variable Name 1.10 1.20 1.30 1.40 1.50 3.30 4.00 4.10 4.20 4.30 4.40 4.50
gl_NumWorkGroups - - - - - - - - -

COPYRIGHT

Copyright © 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. m[blue]http://opencontent.org/openpub/m[].

COPYRIGHT


Copyright © 2012-2014 Khronos Group